steel anvil
常見(jiàn)例句
- ANVIL : A small piece of ground and lapped steel attached to the frame of a micrometer; serves as a flat, fixed point from which measurements can be taken.
鐵砧：一小塊經(jīng)過(guò)研磨和拋光的鐵塊，附于千分尺上面作為平直固定的測(cè)量參考點(diǎn)。 返回 steel anvil